Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-687 5 Gypsum CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-07   
970-687 6 Gypsum CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-09-09   
970-687 7 Gypsum CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-09-09   
970-687 8 Gypsum CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2020-10-30   
970-688 A Vail CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-688 0 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2004-11-25   
970-688 1 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-03-10   
970-688 2 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2009-02-16   
970-688 4 Vail CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-688 5 Vail CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2011-04-03   
970-688 6 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-12-04   
970-688 7 Vail CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-10-26   
970-688 8 Vail CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2016-07-22   
970-688 9 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2018-12-25   
970-689 A Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 0 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 1 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 2 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 3 Fort Collins CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-09-22   
970-689 4 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 5 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 6 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 7 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 8 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-689 9 Fort Collins CO   6529 T-MOBILE USA, INC. 656      
970-690 A Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-691 A Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-692 A Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-692 0 Fort Collins CO   5562 METROPCS, INC. 656      
970-692 1 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-10-22   
970-692 2 Fort Collins CO ENWDCO47DS3  8980 XO COLORADO, LLC 656   2007-05-20   
970-692 3 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-05-08   
970-692 4 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-08-17   
970-692 5 Fort Collins CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2007-05-15   
970-692 6 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
970-692 7 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-09-05   
970-692 8 Fort Collins CO ENWDCO47DS3  8980 XO COLORADO, LLC 656   2007-05-20   
970-692 9 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-11-12   
970-693 A Meeker CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
970-693 0 Meeker CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2014-11-16   
970-693 1 Meeker CO GDJTCOFDPS1  383E BRESNAN BROADBAND OF COLORADO, LLC - CO [CHARTER] 656   2017-07-23   
970-693 2 Meeker CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2017-09-02   
970-693 3 Meeker CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2016-06-01   
970-693 4 Meeker CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2014-11-18   
970-693 5 Meeker CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2017-10-12   
970-693 6 Meeker CO DURNCOBSDS0  330B FASTTRACK COMMUNICATIONS, INC. - CO 656   2015-07-16   
970-693 7 Meeker CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656   2014-11-18   
970-693 8 Meeker CO CSRKCOFEGT2  5736 COMMNET WIRELESS, LLC 656   2017-12-06   
970-693 9 Meeker CO DNVRCO26XIX  073H TELNYX LLC 656   2018-05-02   
970-694 A Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.